the vast majority of people, and certainly the mainstream of science is not having the question whether there is a climate change and whether there's a climate crisis. there is. the real debate that we have is which of the multiple actions that we're taking is the most important. i think we need to get over this idea that because there's one person on the extreme fringe who says one issue doesn't mean that something's controversial. >> so you say noncontroversial issue there relative to climate change. can you say the same about gun control, based on the news from that meeting? >> well, we spend a lot of time talking not necessarily about gun control but reducing gun violence. there's a big difference. the point of it is that mayors in cities have seen a lot. i have seen way, way, way too many funerals. i've been at street corners with dead children looking at parents. i've performed eulogies for people i've never met. when you talk to mayors about this, it's very different than when you talk to congress. here it's customary to take a bill through six subcommittees. i can't say that to